Home / 6,940.12-10,411.84-2,010.10

Finding the Fourth Proportional to 6,940.12, 10,411.84 and 2,010.10

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Solution

The fourth proportional to 6,940.12, 10,411.84 and 2,010.10 is: 3,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.12 : 10,411.84 = 2,010.10 : x
  2. Step 2: Convert to fraction form
    6,940.12/10,411.84 = 2,010.10/x
  3. Step 3: Cross multiply
    6,940.12x = 10,411.84 × 2,010.10
  4. Step 4: Simplify right side
    6,940.12x = 20,928,787.52
  5. Step 5: Solve for x
    x = 20,928,787.52/6,940.12
  6. Step 6: Final answer
    x = 3,015.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.